
/*
{
"状态":1,
"名称":"删除-表结构管理字段列",
"作者":"马学兵",
"创建时间":"2018-07-21",
"功能":"删除-表结构管理字段列",
"log": [
	{"date":"" , "dev" :"" , "content" : ""}
]
}
*/
DECLARE @columns_key int

Set @columns_key='{columns_key}'

DELETE FROM [y_columns] WHERE columns_key=@columns_key